PreparED Study Materials
CHEM 005: General Chemistry Lab 1
School: Howard University
Number of Notes and Study Guides Available: 0
Videos
Barium Chloride & Sodium Sulfate: Calculating BaSO? Yield
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Dive into the chemical reaction between Barium Chloride and Sodium Sulfate. Through step-by-step calculations, discover how to determine the resultant mass of Barium Sulfate. Conclude with a real-world example, highlighting the precise amount formed.
Calculating the Mass of a Sucrose Crystal: A Chemistry Insight
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Explore the fascinating world of chemistry as we calculate the mass of a sugar crystal with 1.8 x 10¹? molecules of sucrose. Using the concept of a mole and Avogadro's number, discover how to convert molecular numbers to milligrams. Grasp foundational principles in a clear, engaging format.
Mastering Ionic and Net Ionic Equations for Varied Chemical Reactions
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the art of writing balanced, complete ionic, and net ionic equations for various chemical reactions. Learn the nuances that differentiate between these equations and watch them applied to diverse chemical reactants.
Atomic Radius Trends: Unveiling Periodic Table Secrets
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the intricacies of atomic radius and its trends on the periodic table in this video. Unravel the factors influencing atomic size and explore how elements' positions on the periodic table affect their atomic radii.
Physical vs Chemical Changes: Understanding Reactions & Transformation
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Discover the differences between physical and chemical changes using common examples. Understand how sugar reacts in various scenarios, and how metals undergo changes, either maintaining their substance or forming new compounds.
Predicting Precipitates: Al(NO?)? & NaOH Reaction Explained
Want To Learn More? To watch the entire video and ALL of the videos in the series:
full solution
Unlock the secrets of precipitation reactions as we mix Aluminium nitrate and Sodium hydroxide. Discover how Al(NO?)? and NaOH interact forming the insoluble Aluminium hydroxide Al(OH)?. Break down the net ionic equation to highlight only the active participants.









